Crash Course
Hearing & Balance: Crash Course A&P
Crash Course A&P continues the journey through sensory systems with a look at how your sense of hearing works. We follow sounds as they work there way into the ear where they are registered and transformed into action potentials. This...
SciShow
Why Does the Wind Howl So Creepily?
You’re in the woods, there’s a full moon, and the wind begins to howl. We can’t take you out of this horror movie scenario, but we can explain why the wind sounds so spooky.
Curated Video
Is There Sound in Space?
Sound can't actually travel through a vacuum like space, but scientists have learned that there's still plenty to hear.
SciShow
Should You Talk to Your Plants to Help Them Grow?
You may have heard that plants do better with verbal encouragement, but is there any evidence supporting this gardening tale?
TED-Ed
TED-Ed: The cockroach beatbox - Greg Gage
By dissecting a cockroach ... yes, live on stage ... TED Fellow and neuroscientist Greg Gage shows how brains receive and deliver electric impulses -- and how legs can respond. (Launching a series on Awesome Nature) "The Cockroach...
SciShow
Why Do Earthworms Come Out After It Rains?
Scientists come up with lots of possible reasons why rain triggers earthworms mysterious behavior: popping out of the soil and getting stranded on the ground.
TED-Ed
TED-Ed: This weird trick will help you summon an army of worms | Kenny Coogan
In the middle of Florida's Apalachicola National Forest, a bizarre, almost magical scene is unraveling. Sliding a metal strip over a wooden stake, a master summoner is sending deep croaking noises reverberating throughout the area. And,...
SciShow
Moonquakes and Marsquakes
SciShow Space explores the origins of Earthquakes that aren't on Earth. Moonquakes and Marsquakes can happen, too!
SciShow
So, Negative Gravity Is a Thing
In nature, most of our basic forces both attract and repel. In fact, gravity is the only exception. But, according to theorists, sound waves actually have negative gravity.
TED-Ed
TED-Ed: Why does your voice change as you get older? - Shaylin A. Schundler
The human voice is capable of incredible variety and range. As we age, our bodies undergo two major changes which explore that range. So how exactly does our voice box work, and what causes these shifts in speech? Shaylin A. Schundler...
TED-Ed
TED-Ed: What's that ringing in your ears? | Marc Fagelson
Tinnitus has been bothering humanity since Ancient Babylon, plaguing everyone from Leonardo da Vinci to Charles Darwin. Today, roughly one in seven people worldwide experiences this auditory sensation. So what exactly is tinnitus, and...
SciShow
Cymatics: Turning Sound into Art
Sound waves vibrate more than just our eardrums, they can also make visual art!
SciShow
What Does Ultrasound Gel Do?
You may have had an ultrasound before, and wondered what that gel does. Well, that weird alien goop has a purpose, and it has to do with being like our weird human skin.
TED-Ed
TED-Ed: Can loud music damage your hearing? | Heather Malyuk
After a concert, you find it difficult to hear your friend rave about the show. It sounds like they're speaking from across the room, and it's tough to make out their voice over the ringing in your ears. But, by the next morning, the...
TED-Ed
TED-Ed: The science of hearing - Douglas L. Oliver
The ability to recognize sounds and identify their location is possible thanks to the auditory system. That's comprised of two main parts: the ear, and the brain. The ear's task is to convert sound energy into neural signals; the brain's...
SciShow
These Superpowered Animals Use Your 5 Senses, But Better
Many animals use the same five senses as we do, but these creatures take that beyond the next level.
SciShow
Good Vibrations
Can you feel them in your fingers? How about in your lungs? Vibrations are all around us, so let’s explore some everyday vibrations!
SciShow
Can You Break Glass with Your Voice?
It's an old cliche: an opera singer hits a note so high, it breaks a wine glass. It may seem over the top, but with a little science (and an amp), you too can break a glass like the finest soprano!
SciShow
How We Know Star Wars Isn’t A Documentary | Compilation
Plot often trumps reality when portraying space in movies and, as a result, many films are full of inaccuracies. So how much fiction is actually written into some of our favorite movies? Movies mentioned (and potentially spoiled) in this...
SciShow Kids
What Do You Hear in a Seashell?
Have you ever put a seashell up to your ear and heard a roaring sound the sounds sort of like the ocean? Is it magic? No! It's science! Jessi and Squeaks explain what's up!
Be Smart
Why Music Moves Us
How can simple sound waves cause so much emotion? I went from my comfy chair to the streets of Austin to investigate how it might be written into our neuroscience and evolution. Modern neuroscience says our brains may be wired to pick...
Curated Video
The Science of Sound: How Sound Waves Reach Your Brain
This video explains how sound waves travel through the air, solids, and liquids to reach our ears. It explores how vibrations create sound waves, which are collected by our ears and make our eardrums vibrate. Our brain recognizes these...
Curated Video
Mechanical wave
A mechanical wave is one that is carried by vibrations in a physical medium, and which therefore requires a medium in which to propagate. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...